[INFO] cloning repository https://github.com/fdeantoni/async-coap-dtls
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/fdeantoni/async-coap-dtls" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffdeantoni%2Fasync-coap-dtls", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffdeantoni%2Fasync-coap-dtls'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f70c020d812f54561a1e5e80a1f0c8e1df20b416
[INFO] checking fdeantoni/async-coap-dtls against master#4c5f6e6277b89e47d73a192078697f7a5f3dc0ac for pr-97086
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffdeantoni%2Fasync-coap-dtls" "/workspace/builds/worker-55/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-55/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/fdeantoni/async-coap-dtls on toolchain 4c5f6e6277b89e47d73a192078697f7a5f3dc0ac
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4c5f6e6277b89e47d73a192078697f7a5f3dc0ac" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/fdeantoni/async-coap-dtls
[INFO] finished tweaking git repo https://github.com/fdeantoni/async-coap-dtls
[INFO] tweaked toml for git repo https://github.com/fdeantoni/async-coap-dtls written to /workspace/builds/worker-55/source/Cargo.toml
[INFO] crate git repo https://github.com/fdeantoni/async-coap-dtls already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4c5f6e6277b89e47d73a192078697f7a5f3dc0ac" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded autocfg v0.1.7
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[INFO] [stderr]   Downloaded tokio-io v0.2.0-alpha.5
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[INFO] [stderr]   Downloaded proc-macro-nested v0.1.3
[INFO] [stderr]   Downloaded num-iter v0.1.39
[INFO] [stderr]   Downloaded num-rational v0.2.2
[INFO] [stderr]   Downloaded async-coap-tokio v0.1.0
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[INFO] [stderr]   Downloaded smallvec v0.6.11
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[INFO] [stderr]   Downloaded tokio-macros v0.2.0-alpha.5
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[INFO] [stderr]   Downloaded tokio v0.2.0-alpha.5
[INFO] [stderr]   Downloaded tokio-openssl v0.4.0-alpha.5
[INFO] [stderr]   Downloaded async-coap v0.1.0
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[INFO] [stderr]   Downloaded async-coap-uri-macros v0.1.0
[INFO] [stderr]   Downloaded tokio-timer v0.3.0-alpha.5
[INFO] [stderr]   Downloaded async-coap-uri v0.1.0
[INFO] [stderr]   Downloaded pin-project-internal v0.4.0-alpha.11
[INFO] [stderr]   Downloaded pin-project v0.4.0-alpha.11
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+4c5f6e6277b89e47d73a192078697f7a5f3dc0ac" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 973d354a06262d8eac3c52962a136453ee8992babfcf93a7104e3b786b3550bb
[INFO] running `Command { std: "docker" "start" "-a" "973d354a06262d8eac3c52962a136453ee8992babfcf93a7104e3b786b3550bb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "973d354a06262d8eac3c52962a136453ee8992babfcf93a7104e3b786b3550bb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "973d354a06262d8eac3c52962a136453ee8992babfcf93a7104e3b786b3550bb", kill_on_drop: false }`
[INFO] [stdout] 973d354a06262d8eac3c52962a136453ee8992babfcf93a7104e3b786b3550bb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+4c5f6e6277b89e47d73a192078697f7a5f3dc0ac" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f5362ae3b9aff1d3c6c2f008760f188cb5ca6fa142944d6d8836a1fbbe4b3efe
[INFO] running `Command { std: "docker" "start" "-a" "f5362ae3b9aff1d3c6c2f008760f188cb5ca6fa142944d6d8836a1fbbe4b3efe", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[INFO] running `Command { std: "docker" "inspect" "f5362ae3b9aff1d3c6c2f008760f188cb5ca6fa142944d6d8836a1fbbe4b3efe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f5362ae3b9aff1d3c6c2f008760f188cb5ca6fa142944d6d8836a1fbbe4b3efe", kill_on_drop: false }`
[INFO] [stdout] f5362ae3b9aff1d3c6c2f008760f188cb5ca6fa142944d6d8836a1fbbe4b3efe